Search Results


Showing results 241 to 260 of 633

Source Institutions
Add to list Details
In this activity, learners model a population of deer and see how the number of deer changes over time.

free Ages 11 - 18 10 to 30 minutes
Add to list Details
This activity (on pages 13-18) has learners build a model tree and then figure out how to make their tree stand up by itself.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners investigate how bats use echolocation to navigate. One learner is assigned to be a bat, while the other learners are selected to be either moths or trees.

free Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity that can be combined with a hike, learners try to match a "mystery community" by shaking animals out of different trees and shrubs.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this outdoor activity/field trip, learners conduct experiments to explore where dragonflies and damselflies perch or rest, and how the flies change behavior in reaction to other flies or fly decoys

$5 - $10 per group Ages 6 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners consider the water features they might enjoy at a community park--a pond, brook, water playground (or "sprayground"), or pool--and what happens to the water over time.

Over $20 per group Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity about global climate change, learners will conduct an experiment and collect data to compare the amount of carbon dioxide (CO2) in four different sources of gases.

$5 - $10 per student Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners assemble large cubes to make nano-related images. Learners discover how different objects are related to nanoscience and nanotechnology.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners examine nanoscale structures of common things.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners will observe and record living things with in outlined outside space.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This activity is a sensory experience that recreates the sounds of a pond at night.

free Ages 6 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other marin

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity on page 24, learners perform experiments to examine whether or not trash can float, blow around, or wash away.

1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
Add to list Details
This is an activity about dinosaurs, fossils, and the work of paleontologists. Learners use hand tools (paint brushes, scoops, and sifters) to unearth fossil specimens in tubs of birdseed.

$1 - $5 per group Ages 4 - 6 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners collect worms and then observe how they move.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
Add to list Details
In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.

$1 - $5 per student Ages 8 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners play a game to simulate the food chain.

$1 - $5 per group Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this ecology activity (page 8 of the PDF), learners explore how to filter contaminated water using a variety of materials.

$10 - $20 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this outdoor mapping activity, learners explore where plants grow and map plant-distribution patterns.

$5 - $10 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this plant science activity, learners role play as vegetables and weeds competing for nutrients.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes